Find the Common Difference of the Sequence $a _ { 1 } = - 12 , a _ { 4 } = - 24 ; \text { find } d$

question 92

Multiple Choice

Find the common difference of the sequence.
- $a _ { 1 } = - 12 , a _ { 4 } = - 24 ; \text { find } d$

• A)-8
• B)-4
• C)-12
• D)12

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